obduracy
ob·du·racy
noun
1.
resoluteness by virtue of being unyielding and inflexible
Origin
From obdur(ate) + -acy.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.